// Mixins
.rounded-corners (@radius: 5px) {
    -webkit-border-radius: @radius;
    -moz-border-radius: @radius;
    -ms-border-radius: @radius;
    -o-border-radius: @radius;
    border-radius: @radius;
}

.box-sizing(@type: content-box) {
    -webkit-box-sizing: @type;
    -moz-box-sizing: @type;
    box-sizing: @type;
}

.rounded-corners-custom (@radius-top-left: 5px, @radius-top-right: 5px, @radius-bottom-left: 5px, @radius-bottom-right: 5px) {
    border-top-left-radius: @radius-top-left;
    border-top-right-radius: @radius-top-right;
    border-bottom-left-radius: @radius-bottom-left;
    border-bottom-right-radius: @radius-bottom-right;
}

.box-shadow (@x: 0px, @y: 3px, @blur: 5px, @alpha: 0.5) {
    -webkit-box-shadow: @x @y @blur rgba(0, 0, 0, @alpha);
    -moz-box-shadow: @x @y @blur rgba(0, 0, 0, @alpha);
    box-shadow: @x @y @blur rgba(0, 0, 0, @alpha);
}

.box-inner-glow (@x: 0px, @y: 3px, @blur: 5px, @alpha: 0.5) {
    -webkit-box-shadow: inset @x @y @blur rgba(0, 0, 0, @alpha);
    -moz-box-shadow: inset @x @y @blur rgba(0, 0, 0, @alpha);
    box-shadow: inset @x @y @blur rgba(0, 0, 0, @alpha);
}

.border-inset (@width: 1px, @opacity: 40%) {
    border-top: @width solid fadeout(@color-black, @opacity);
    border-left: @width solid fadeout(@color-black, @opacity);
    border-right: @width solid fadeout(@color-white, @opacity);
    border-bottom: @width solid fadeout(@color-white, @opacity);
}

.border-outset (@width: 1px, @opacity: 40%) {
    border-top: @width solid fadeout(@color-white, @opacity);
    border-left: @width solid fadeout(@color-white, @opacity);
    border-right: @width solid fadeout(@color-black, @opacity);
    border-bottom: @width solid fadeout(@color-black, @opacity);
}

.bevel-top (@size: 1px, @opacity: 0.5) {
    box-shadow: @size @size @size 0px rgba(255, 255, 255, @opacity) inset;
}

.gradient (@origin: left, @start: #ffffff, @stop: #000000) {
    background-color: @start;
    background-image: -webkit-linear-gradient(@origin, @start, @stop);
    background-image: -moz-linear-gradient(@origin, @start, @stop);
    background-image: -ms-linear-gradient(@origin, @start, @stop);
    background-image: linear-gradient(@origin, @start, @stop);
}

.transition (@prop: all, @time: 0.05s, @ease: linear) {
    -webkit-transition: @prop @time @ease;
    -moz-transition: @prop @time @ease;
    -o-transition: @prop @time @ease;
    -ms-transition: @prop @time @ease;
    transition: @prop @time @ease;
}

.transform-origin(@value) {
    -webkit-transform-origin: @value;
    -moz-transform-origin: @value;
    -o-transform-origin: @value;
    -ms-transform-origin: @value;
    transform-origin: @value;
}

.transform-full (@string: '') {
    -webkit-transform: @string;
    -moz-transform: @string;
    -o-transform: @string;
    -ms-transform: @string;
    transform: @string;
}

.text-shadow (@size: 1px, @color: #000000, @opacity: 70%) {
    text-shadow: @size @size 0px fadeout(@color, @opacity);
    -moz-text-shadow: @size @size 0px fadeout(@color, @opacity);
    -webkit-text-shadow: @size @size 0px fadeout(@color, @opacity);
}

.inline-block () {
    display: -moz-inline-stack;
    display: inline-block;
    vertical-align: top;
    zoom: 1;
    *display: inline;
}

.center-vertical {
    .transform-full(translateY(-50%));
    position: relative;
    top: 50%;
}